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FST Filtration
565 S. 300 W.
Price, Utah 84501

Phone: 435-637-3567
Fax: 435-636-8203
After hours: 435-630-0848

Email: customerservice@fstsystems.com

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What is MERV?

MERV numbers indicate how many particles they trap, with higher numbers trapping more particles per the chart here.